Featured image (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Brett Helms, senior staff scientist at the Molecular Foundry, with Youngmin Ko, a postdoctoral researcher, who is holding a coin cell battery used in this research. Credit Jeremy Demarteau Usage Restrictions N/A License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.